Submitted on: 15 September 2004.
Revised on: 30 September 2004.
Accepted on: 28 October 2004.
Radiophysics and Quantum Electronics
Submitted on: 04 December 2001.
Revised on: 27 December 2001.
Accepted on: 14 January 2002.
Radiophysics and Quantum Electronics
Submitted on: 11 November 2008.
Revised on: 23 December 2008.
Accepted on: 29 December 2008.
Radiophysics and Quantum Electronics
Submitted on: 31 October 2016.
Revised on: 10 November 2016.
Accepted on: 24 November 2016.
Radiophysics and Quantum Electronics
http://reply.papertrans.cn/3/261/26068/26068-35.png
http://reply.papertrans.cn/3/261/26068/26068-36.png